105415141121 has 4 divisors (see below), whose sum is σ = 107658016512. Its totient is φ = 103172265732.

The previous prime is 105415141109. The next prime is 105415141133. The reversal of 105415141121 is 121141514501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 121141514501 = 7 ⋅17305930643.

It is an interprime number because it is at equal distance from previous prime (105415141109) and next prime (105415141133).

It is a cyclic number.

It is not a de Polignac number, because 105415141121 - 2¹⁰ = 105415140097 is a prime.

It is a super-2 number, since 2×105415141121² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105415141141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1121437625 + ... + 1121437718.

It is an arithmetic number, because the mean of its divisors is an integer number (26914504128).

Almost surely, 2^105415141121 is an apocalyptic number.

It is an amenable number.

105415141121 is a deficient number, since it is larger than the sum of its proper divisors (2242875391).

105415141121 is an equidigital number, since it uses as much as digits as its factorization.

105415141121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242875390.

The product of its (nonzero) digits is 800, while the sum is 26.

Adding to 105415141121 its reverse (121141514501), we get a palindrome (226556655622).

The spelling of 105415141121 in words is "one hundred five billion, four hundred fifteen million, one hundred forty-one thousand, one hundred twenty-one".